Загрузить файлы в «venv/Lib/site-packages/fastapi/dependencies»
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venv/Lib/site-packages/fastapi/dependencies/__init__.py
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venv/Lib/site-packages/fastapi/dependencies/__init__.py
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venv/Lib/site-packages/fastapi/dependencies/models.py
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venv/Lib/site-packages/fastapi/dependencies/models.py
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import inspect
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import sys
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from collections.abc import Callable
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from dataclasses import dataclass, field
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from functools import cached_property, partial
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from typing import Any, Literal
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from fastapi._compat import ModelField
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from fastapi.security.base import SecurityBase
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from fastapi.types import DependencyCacheKey
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if sys.version_info >= (3, 13): # pragma: no cover
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from inspect import iscoroutinefunction
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else: # pragma: no cover
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from asyncio import iscoroutinefunction
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def _unwrapped_call(call: Callable[..., Any] | None) -> Any:
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if call is None:
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return call # pragma: no cover
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unwrapped = inspect.unwrap(_impartial(call))
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return unwrapped
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def _impartial(func: Callable[..., Any]) -> Callable[..., Any]:
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while isinstance(func, partial):
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func = func.func
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return func
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@dataclass
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class Dependant:
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path_params: list[ModelField] = field(default_factory=list)
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query_params: list[ModelField] = field(default_factory=list)
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header_params: list[ModelField] = field(default_factory=list)
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cookie_params: list[ModelField] = field(default_factory=list)
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body_params: list[ModelField] = field(default_factory=list)
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dependencies: list["Dependant"] = field(default_factory=list)
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name: str | None = None
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call: Callable[..., Any] | None = None
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request_param_name: str | None = None
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websocket_param_name: str | None = None
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http_connection_param_name: str | None = None
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response_param_name: str | None = None
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background_tasks_param_name: str | None = None
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security_scopes_param_name: str | None = None
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own_oauth_scopes: list[str] | None = None
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parent_oauth_scopes: list[str] | None = None
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use_cache: bool = True
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path: str | None = None
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scope: Literal["function", "request"] | None = None
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@cached_property
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def oauth_scopes(self) -> list[str]:
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scopes = self.parent_oauth_scopes.copy() if self.parent_oauth_scopes else []
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# This doesn't use a set to preserve order, just in case
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for scope in self.own_oauth_scopes or []:
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if scope not in scopes:
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scopes.append(scope)
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return scopes
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@cached_property
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def cache_key(self) -> DependencyCacheKey:
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scopes_for_cache = (
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tuple(sorted(set(self.oauth_scopes or []))) if self._uses_scopes else ()
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)
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return (
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self.call,
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scopes_for_cache,
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self.computed_scope or "",
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)
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@cached_property
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def _uses_scopes(self) -> bool:
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if self.own_oauth_scopes:
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return True
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if self.security_scopes_param_name is not None:
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return True
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if self._is_security_scheme:
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return True
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for sub_dep in self.dependencies:
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if sub_dep._uses_scopes:
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return True
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return False
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@cached_property
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def _is_security_scheme(self) -> bool:
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if self.call is None:
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return False # pragma: no cover
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unwrapped = _unwrapped_call(self.call)
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return isinstance(unwrapped, SecurityBase)
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# Mainly to get the type of SecurityBase, but it's the same self.call
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@cached_property
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def _security_scheme(self) -> SecurityBase:
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unwrapped = _unwrapped_call(self.call)
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assert isinstance(unwrapped, SecurityBase)
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return unwrapped
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@cached_property
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def _security_dependencies(self) -> list["Dependant"]:
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security_deps = [dep for dep in self.dependencies if dep._is_security_scheme]
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return security_deps
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@cached_property
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def is_gen_callable(self) -> bool:
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if self.call is None:
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return False # pragma: no cover
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if inspect.isgeneratorfunction(
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_impartial(self.call)
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) or inspect.isgeneratorfunction(_unwrapped_call(self.call)):
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return True
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if inspect.isclass(_unwrapped_call(self.call)):
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return False
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dunder_call = getattr(_impartial(self.call), "__call__", None) # noqa: B004
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if dunder_call is None:
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return False # pragma: no cover
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if inspect.isgeneratorfunction(
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_impartial(dunder_call)
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) or inspect.isgeneratorfunction(_unwrapped_call(dunder_call)):
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return True
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dunder_unwrapped_call = getattr(_unwrapped_call(self.call), "__call__", None) # noqa: B004
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if dunder_unwrapped_call is None:
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return False # pragma: no cover
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if inspect.isgeneratorfunction(
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_impartial(dunder_unwrapped_call)
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) or inspect.isgeneratorfunction(_unwrapped_call(dunder_unwrapped_call)):
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return True
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return False
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@cached_property
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def is_async_gen_callable(self) -> bool:
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if self.call is None:
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return False # pragma: no cover
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if inspect.isasyncgenfunction(
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_impartial(self.call)
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) or inspect.isasyncgenfunction(_unwrapped_call(self.call)):
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return True
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if inspect.isclass(_unwrapped_call(self.call)):
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return False
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dunder_call = getattr(_impartial(self.call), "__call__", None) # noqa: B004
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if dunder_call is None:
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return False # pragma: no cover
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if inspect.isasyncgenfunction(
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_impartial(dunder_call)
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) or inspect.isasyncgenfunction(_unwrapped_call(dunder_call)):
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return True
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dunder_unwrapped_call = getattr(_unwrapped_call(self.call), "__call__", None) # noqa: B004
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if dunder_unwrapped_call is None:
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return False # pragma: no cover
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if inspect.isasyncgenfunction(
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_impartial(dunder_unwrapped_call)
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) or inspect.isasyncgenfunction(_unwrapped_call(dunder_unwrapped_call)):
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return True
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return False
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@cached_property
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def is_coroutine_callable(self) -> bool:
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if self.call is None:
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return False # pragma: no cover
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if inspect.isroutine(_impartial(self.call)) and iscoroutinefunction(
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_impartial(self.call)
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):
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return True
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if inspect.isroutine(_unwrapped_call(self.call)) and iscoroutinefunction(
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_unwrapped_call(self.call)
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):
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return True
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if inspect.isclass(_unwrapped_call(self.call)):
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return False
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dunder_call = getattr(_impartial(self.call), "__call__", None) # noqa: B004
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if dunder_call is None:
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return False # pragma: no cover
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if iscoroutinefunction(_impartial(dunder_call)) or iscoroutinefunction(
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_unwrapped_call(dunder_call)
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):
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return True
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dunder_unwrapped_call = getattr(_unwrapped_call(self.call), "__call__", None) # noqa: B004
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if dunder_unwrapped_call is None:
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return False # pragma: no cover
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if iscoroutinefunction(
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_impartial(dunder_unwrapped_call)
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) or iscoroutinefunction(_unwrapped_call(dunder_unwrapped_call)):
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return True
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return False
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@cached_property
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def computed_scope(self) -> str | None:
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if self.scope:
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return self.scope
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if self.is_gen_callable or self.is_async_gen_callable:
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return "request"
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return None
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1061
venv/Lib/site-packages/fastapi/dependencies/utils.py
Normal file
1061
venv/Lib/site-packages/fastapi/dependencies/utils.py
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